<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>选择器权重</title>
		<!-- 选择器权重越高，选中几率越大 -->
		<style>
			*{/*权值 0  很容易被覆盖*/
			color: #ffaa00;
			background: #55ffff;
			}
			div{/*权值1 */
				color: #00ff00;
				background: #ff557f;
			}
			.d1{/*权值10*/
				color: #ff5500;
				background: #aaaa00;
			}
			div.d1{/*选择器权值之和  权值1+10 11*/
				color: #ff5500;
				background: #aaaa00;
			}
			body div.d1{/*权值 12*/
				font-size: 25px;
				color: #000000;
				background: #ff0000;
			}
			#d1{/*权值 100*/
				font-size: 15px;
				color: #000000;
				background: #ff0000;
			}
			div#d1{/*权值 101*/
				font-size: 15px;
				color: #ffaaff;
				background: #00557f;
			}
			div#d1:hover{/*权值 111*/
				color: #000000;
				background:#55aa00;
			}
		</style>
	</head>
	<body>
		<div class="d1" id="d1" style="color:red">Lorem ipsum dolor, sit amet consectetur adipisicing elit. Consequuntur illo eos, nulla temporibus nihil enim praesentium dolore modi facere. Quisquam natus reprehenderit exercitationem temporibus animi eligendi dolorum facilis excepturi repellat?</div>
	</body>
</html>